DE69523652T2 - Kodierungsvorrichtung - Google Patents

Kodierungsvorrichtung

Info

Publication number
DE69523652T2
DE69523652T2 DE69523652T DE69523652T DE69523652T2 DE 69523652 T2 DE69523652 T2 DE 69523652T2 DE 69523652 T DE69523652 T DE 69523652T DE 69523652 T DE69523652 T DE 69523652T DE 69523652 T2 DE69523652 T2 DE 69523652T2
Authority
DE
Germany
Prior art keywords
coding device
coding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69523652T
Other languages
English (en)
Other versions
DE69523652D1 (de
Inventor
Gadiel Seroussi
Abraham Lempel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HP Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69523652D1 publication Critical patent/DE69523652D1/de
Application granted granted Critical
Publication of DE69523652T2 publication Critical patent/DE69523652T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3084—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction using adaptive string matching, e.g. the Lempel-Ziv method
    • H03M7/3086—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction using adaptive string matching, e.g. the Lempel-Ziv method employing a sliding window, e.g. LZ77
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69523652T 1994-03-01 1995-02-28 Kodierungsvorrichtung Expired - Fee Related DE69523652T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/204,712 US5488365A (en) 1994-03-01 1994-03-01 Method and apparatus for compressing and decompressing short blocks of data

Publications (2)

Publication Number Publication Date
DE69523652D1 DE69523652D1 (de) 2001-12-13
DE69523652T2 true DE69523652T2 (de) 2002-05-08

Family

ID=22759115

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523652T Expired - Fee Related DE69523652T2 (de) 1994-03-01 1995-02-28 Kodierungsvorrichtung

Country Status (4)

Country Link
US (1) US5488365A (de)
EP (1) EP0673122B1 (de)
JP (1) JP3309031B2 (de)
DE (1) DE69523652T2 (de)

Families Citing this family (38)

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DE69433620T2 (de) * 1994-06-16 2004-08-12 Seiko Epson Corp. Datenkomprimierungsverfahren
US5668970A (en) * 1994-06-20 1997-09-16 Cd Rom, U.S.A., Inc. Method and apparatus for generating a file allocation table for a storage medium with no file allocation table using file storage information
JP3509285B2 (ja) * 1995-05-12 2004-03-22 富士通株式会社 圧縮データ管理方式
US5970177A (en) * 1995-06-07 1999-10-19 America Online, Inc. Data compression using selective encoding
US5659755A (en) * 1995-11-20 1997-08-19 International Business Machines Corporation Method and system in a data processing system for efficiently compressing data using a sorting network
JP3154393B2 (ja) * 1995-11-28 2001-04-09 キヤノン株式会社 情報処理装置及び情報処理方法
US6031622A (en) * 1996-05-16 2000-02-29 Agfa Corporation Method and apparatus for font compression and decompression
US5745058A (en) * 1996-10-21 1998-04-28 International Business Machines Corporation Method and system for compressing microcode to be executed within a data processing system
US6092168A (en) * 1996-10-25 2000-07-18 Hewlett-Packard Co. Data storage system and method for deallocating space by writing and detecting a predefined data pattern
US5945933A (en) * 1998-01-27 1999-08-31 Infit Ltd. Adaptive packet compression apparatus and method
US6393149B2 (en) * 1998-09-17 2002-05-21 Navigation Technologies Corp. Method and system for compressing data and a geographic database formed therewith and methods for use thereof in a navigation application program
US6624761B2 (en) 1998-12-11 2003-09-23 Realtime Data, Llc Content independent data compression method and system
US6601104B1 (en) 1999-03-11 2003-07-29 Realtime Data Llc System and methods for accelerated data storage and retrieval
US6604158B1 (en) 1999-03-11 2003-08-05 Realtime Data, Llc System and methods for accelerated data storage and retrieval
US6992671B1 (en) * 1999-12-09 2006-01-31 Monotype Imaging, Inc. Method and apparatus for compressing Bezier descriptions of letterforms in outline fonts using vector quantization techniques
US20030191876A1 (en) * 2000-02-03 2003-10-09 Fallon James J. Data storewidth accelerator
US20010047473A1 (en) 2000-02-03 2001-11-29 Realtime Data, Llc Systems and methods for computer initialization
US8692695B2 (en) 2000-10-03 2014-04-08 Realtime Data, Llc Methods for encoding and decoding data
US9143546B2 (en) 2000-10-03 2015-09-22 Realtime Data Llc System and method for data feed acceleration and encryption
US7386046B2 (en) 2001-02-13 2008-06-10 Realtime Data Llc Bandwidth sensitive data compression and decompression
US20020118885A1 (en) * 2001-02-27 2002-08-29 Bernard Smeets Font compression and retrieval
US6756922B2 (en) * 2001-05-21 2004-06-29 International Business Machines Corporation Method and system for compression of a set of mostly similar strings allowing fast retrieval
US7424482B2 (en) 2004-04-26 2008-09-09 Storwize Inc. Method and system for compression of data for block mode access storage
US20060190643A1 (en) * 2004-04-26 2006-08-24 Storewiz, Inc. Method and system for compression of data for block mode access storage
DE602005015435D1 (de) * 2004-04-26 2009-08-27 Storewiz Inc Verfahren und system zur komprimierung von dateien zur speicherung und operation an komprimierten dateien
US8327050B2 (en) * 2005-04-21 2012-12-04 International Business Machines Corporation Systems and methods for compressing files for storage and operation on compressed files
FI20050590A0 (fi) 2005-06-03 2005-06-03 Nokia Corp Sanakirjaperusteinen tiivistys ja lavennus
SE530081C2 (sv) * 2005-10-24 2008-02-26 Algotrim Ab Metod och system för datakomprimering
CN101346883A (zh) * 2005-10-26 2009-01-14 斯多维兹有限公司 用于块模式访问存储的数据压缩的方法和系统
JP4493614B2 (ja) * 2006-03-14 2010-06-30 シャープ株式会社 解析結果情報圧縮プログラム、解析結果情報展開プログラム、解析結果情報圧縮プログラムが格納された記憶媒体、解析結果情報展開プログラムが格納された記憶媒体、解析結果情報圧縮装置、解析結果情報展開装置、解析結果情報圧縮方法、および解析結果情報展開方法
US9418450B2 (en) 2006-08-31 2016-08-16 Ati Technologies Ulc Texture compression techniques
FR2924563B1 (fr) * 2007-11-29 2013-05-24 Canon Kk Procedes et dispositifs de codage et de decodage de signaux numeriques
US20100281207A1 (en) * 2009-04-30 2010-11-04 Miller Steven C Flash-based data archive storage system
US9277234B1 (en) * 2014-08-27 2016-03-01 Adobe Systems Incorporated Common copy compression
US11120363B2 (en) 2017-10-19 2021-09-14 Adobe Inc. Latency mitigation for encoding data
US10942914B2 (en) 2017-10-19 2021-03-09 Adobe Inc. Latency optimization for digital asset compression
US11086843B2 (en) 2017-10-19 2021-08-10 Adobe Inc. Embedding codebooks for resource optimization
US11403043B2 (en) * 2019-10-15 2022-08-02 Pure Storage, Inc. Efficient data compression by grouping similar data within a data segment

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079458A (en) * 1976-08-11 1978-03-14 Xerox Corporation High resolution character generator
US4152697A (en) * 1976-08-11 1979-05-01 Xerox Corporation Parallel run-length decoder
CA2002015C (en) * 1988-12-30 1994-12-27 Joseph Lindley Ii Hall Perceptual coding of audio signals
WO1991010999A1 (en) * 1990-01-19 1991-07-25 Hewlett-Packard Limited Compressed data access
JP3083344B2 (ja) * 1990-05-25 2000-09-04 ヒューレット・パッカード・カンパニー データの圧縮及び圧縮解除方法
US5150430A (en) * 1991-03-15 1992-09-22 The Board Of Trustees Of The Leland Stanford Junior University Lossless data compression circuit and method
US5245614A (en) * 1991-04-29 1993-09-14 Codex Corporation Vocabulary memory allocation for adaptive data compression of frame-multiplexed traffic
US5396595A (en) * 1992-04-24 1995-03-07 Spacelabs Medical, Inc. Method and system for compression and decompression of data

Also Published As

Publication number Publication date
EP0673122A3 (de) 1996-07-17
JP3309031B2 (ja) 2002-07-29
EP0673122B1 (de) 2001-11-07
JPH07283739A (ja) 1995-10-27
EP0673122A2 (de) 1995-09-20
DE69523652D1 (de) 2001-12-13
US5488365A (en) 1996-01-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee